Home / 10,728,014.40-16,092,021.60-8,932,924.80

Finding the Fourth Proportional to 10,728,014.40, 16,092,021.60 and 8,932,924.80

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Solution

The fourth proportional to 10,728,014.40, 16,092,021.60 and 8,932,924.80 is: 13,399,387.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,728,014.40 : 16,092,021.60 = 8,932,924.80 : x
  2. Step 2: Convert to fraction form
    10,728,014.40/16,092,021.60 = 8,932,924.80/x
  3. Step 3: Cross multiply
    10,728,014.40x = 16,092,021.60 × 8,932,924.80
  4. Step 4: Simplify right side
    10,728,014.40x = 143,748,818,832,775.69
  5. Step 5: Solve for x
    x = 143,748,818,832,775.69/10,728,014.40
  6. Step 6: Final answer
    x = 13,399,387.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.